Finding the Fourth Proportional to 1,183,392,277.38, 1,775,330,516.97 and 406,937,098.98
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Solution
The fourth proportional to 1,183,392,277.38, 1,775,330,516.97 and 406,937,098.98 is: 610,488,900.52
Step by Step Solution
- Step 1: Write the proportion equation
1,183,392,277.38 : 1,775,330,516.97 = 406,937,098.98 : x - Step 2: Convert to fraction form
1,183,392,277.38/1,775,330,516.97 = 406,937,098.98/x - Step 3: Cross multiply
1,183,392,277.38x = 1,775,330,516.97 × 406,937,098.98 - Step 4: Simplify right side
1,183,392,277.38x = 722,447,850,306,435,456 - Step 5: Solve for x
x = 722,447,850,306,435,456/1,183,392,277.38 - Step 6: Final answer
x = 610,488,900.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.